<template>
    <div class="app-container">
  
      <div class="search-div">
        <el-form label-width="70px" size="small">
          <el-row>
            <el-col :span="4">
              <el-input style="width: 95%" v-model="searchObj.name" placeholder="卷子名称"></el-input>
            </el-col>
            <el-col :span="8">
              <el-form-item label="创建时间">
                <el-date-picker
                  v-model="createTimes"
                  type="datetimerange"
                  range-separator="至"
                  start-placeholder="开始时间"
                  end-placeholder="结束时间"
                  value-format="yyyy-MM-dd HH:mm:ss"
                  style="margin-right: 10px;width: 100%;"
                />
              </el-form-item>
            </el-col>
          </el-row>
          <el-row style="display:flex">
            <el-button type="primary" icon="el-icon-search" size="mini"  @click="fetchData()">搜索</el-button>
            <el-button icon="el-icon-refresh" size="mini" @click="resetData">重置</el-button>
          </el-row>
        </el-form>
      </div>
  
      <!-- 工具条 -->
      <div class="tools-div">
        <el-button type="success" icon="el-icon-plus" :disabled="$hasBP('bnt.assignment.add')  === false"  size="mini" @click="add">添 加</el-button>
        <el-button class="btn-add" size="mini" :disabled="$hasBP('bnt.assignment.remove')  === false" @click="batchRemove()" >批量删除</el-button>
      </div>
  
      <!-- 列表 -->
      <el-table
        v-loading="listLoading"
        :data="list"
        stripe
        border
        style="width: 100%;margin-top: 10px;"
        @selection-change="handleSelectionChange">
        <el-table-column type="selection"/>
        <el-table-column
          label="序号"
          width="50"
          align="center">
          <template slot-scope="scope">
            {{ (page - 1) * limit + scope.$index + 1 }}
          </template>
        </el-table-column>
  
        <el-table-column prop="name" label="卷子名称"/>
        <el-table-column prop="radioCount" label="单选个数" width="78"/>
        <el-table-column prop="multiCount" label="多选个数" width="78"/>
        <el-table-column prop="judgeCount" label="判断个数" width="78"/>
        <el-table-column prop="saqCount" label="论述个数" width="78"/>
        <el-table-column prop="radioScore" label="单选分数" width="78"/>
        <el-table-column prop="multiScore" label="多选分数" width="78"/>
        <el-table-column prop="judgeScore" label="判断分数" width="78"/>
        <el-table-column prop="saqScore" label="论述分数" width="78"/>
        <el-table-column prop="sumScore" label="总分" width="60"/>
        <el-table-column prop="createTime" label="创建时间" />
        <el-table-column label="操作"  align="center" fixed="right" width="200">
          <template slot-scope="scope">
            <el-button type="primary" plain round :disabled="$hasBP('bnt.assignment.update')  === false" icon="el-icon-edit" size="mini" @click="edit(scope.row.id)" title="修改"/>
            <el-button type="danger" plain round :disabled="$hasBP('bnt.assignment.remove')  === false" icon="el-icon-delete" size="mini" @click="removeDataById(scope.row.id)" title="删除" />
            <el-button type="warning" plain round :icon="reFreshIcon" :disabled="reFreshDisabled" size="mini" @click="reFresh(scope.row.id)" title="刷新" />
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页组件 -->
      <el-pagination
        :current-page="page"
        :total="total"
        :page-size="limit"
        style="padding: 30px 0; text-align: center;"
        layout="total, prev, pager, next, jumper"
        @current-change="fetchData"
      />
  
      <el-dialog title="编辑" :visible.sync="dialogVisible" width="40%" >
        <el-form ref="dataForm" :model="Elpaper"  label-width="100px" size="small" style="padding-right: 40px;">
          <el-form-item label="试卷名称" prop="name">
            <el-col :span="14">
                <div>
                    <el-input v-model="Elpaper.name"/>
                </div>

            </el-col>
          </el-form-item>
          <el-form-item label="单选题分数" prop="radioScore">
            <el-input-number v-model="Elpaper.radioScore"/>
          </el-form-item>
          <el-form-item label="多选题分数" prop="multiScore">
            <el-input-number v-model="Elpaper.multiScore"/>
          </el-form-item>
          <el-form-item label="判断题分数" prop="judgeScore">
            <el-input-number v-model="Elpaper.judgeScore"/>
          </el-form-item>
          <el-form-item label="论述题分数" prop="saqScore">
            <el-input-number v-model="Elpaper.saqScore"/>
          </el-form-item>
          <el-form-item label="总分" prop="sumScore" v-if="this.Elpaper.id">
            <el-row :gutter="20">
                <el-col :span="6">
                    <div>
                        <el-input :disabled="true" v-model="Elpaper.sumScore"/>
                    </div>
                </el-col>
                <el-col :span="4">
                    <div>
                        <el-button type="warning" icon="el-icon-refresh-right"  @click="getsumScore()" circle></el-button>
                    </div>
                </el-col>
            </el-row>
          </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
          <el-button type="success" icon="el-icon-edit-outline" @click="goToDetailPaper()" size="small" v-if="this.Elpaper.id">管理题目</el-button>
          <el-button @click="dialogVisible = false" size="small" icon="el-icon-refresh-right">取 消</el-button>
          <el-button type="primary" icon="el-icon-check" @click="saveOrUpdate()" size="small">确 定</el-button>
        </span>
      </el-dialog>
    </div>
  </template>
  <style>
      .search-div {
          padding:10px;border: 1px solid #EBEEF5;border-radius:3px;
      }
      .tools-div {
          margin-top: 10px;padding:10px;border: 1px solid #EBEEF5;border-radius:3px;
      }
  </style>
  <script>
  import api from '@/api/El/paper'
  const defaultForm = {
    id: '',
    name: '',
    radioScore:'',
    multiScore:'',
    judgeScore:'',
    saqScore:'',
    createTime:'',
    updateTime:'',
  }
  export default {
    data() {
      return {
        reFreshIcon:'el-icon-refresh-right', //刷新图标展示
        reFreshDisabled : false,    //刷新是否可以点击
        listLoading: true, // 数据是否正在加载
        list: null, // banner列表
        total: 0, // 数据库中的总记录数
        page: 1, // 默认页码
        limit: 10, // 每页记录数
        searchObj: {    //条件查询
          name:''
        },
  
        createTimes: [],
  
        checkAll: false, // 是否全选
  
        dialogVisible: false,
        Elpaper: defaultForm,

      }
    },
    // 生命周期函数：内存准备完毕，页面渲染成功
    mounted() {
      this.fetchData()
    },
  
    methods: {
      
      // 加载banner列表数据
      fetchData(page = 1) {
        this.page = page
        if(this.createTimes && this.createTimes.length ==2) {
          this.searchObj.createTimeBegin = this.createTimes[0]
          this.searchObj.createTimeEnd = this.createTimes[1]
        }
  
        api.getPageList(this.page, this.limit, this.searchObj).then(
          response => {
            this.list = response.data.records
            this.total = response.data.total

            this.list.forEach(element => {
                element.sumScore = element.radioCount * element.radioScore + element.multiCount * element.multiScore + element.judgeCount * element.judgeScore + element.saqCount * element.saqScore
            });
            // 数据加载并绑定成功
            this.listLoading = false
          }
        )
  
      },
  
      // 重置查询表单
      resetData() {
        this.searchObj = {}
        this.createTimes = []
        this.fetchData()
      },
  
      // 根据id删除数据
      removeDataById(id) {
        // debugger
        this.$confirm('此操作将永久删除该记录, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(() => { // promise
          return api.DeletePaper(id)
        }).then((response) => {
          this.fetchData(this.page)
          this.$message.success(response.message || '删除成功')
        }).catch(() => {
           this.$message.info('取消删除')
        })
      },
  
      //弹出添加表单
      add(){
        this.Elpaper = {}
        this.dialogVisible = true
      },
      //编辑
      edit(id) {
        this.dialogVisible = true
        api.SelectByID(id).then(response => {
          this.Elpaper = response.data
          this.Elpaper.sumScore = this.Elpaper.radioCount * this.Elpaper.radioScore + this.Elpaper.multiCount * this.Elpaper.multiScore + this.Elpaper.judgeCount * this.Elpaper.judgeScore + this.Elpaper.saqCount * this.Elpaper.saqScore
        })
      },
      
      //添加或更新
      saveOrUpdate() {
          if (!this.Elpaper.id) {
              this.save()
          } else {
              this.update()
          }
      },
  
      //添加
      save() {
        api.Add(this.Elpaper).then(response => {
          this.$message.success('操作成功')
          this.dialogVisible = false
          this.fetchData(this.page)
  
        })
      },
  
      //更新
      update() {
        api.Updata(this.Elpaper).then(response => {
          this.$message.success(response.message || '操作成功')
          this.dialogVisible = false
          this.fetchData(this.page)
        })
      },
      //批量删除
      handleSelectionChange(selection) {
          console.log(selection)
          this.multipleSelection = selection
      },
        batchRemove(){
          if (this.multipleSelection.length === 0) {
            this.$message.warning('请选择要删除的记录！')
            return
          }
          this.$confirm('此操作将永久删除该文件, 是否继续?', '提示', {
            confirmButtonText: '确定',
            cancelButtonText: '取消',
            type: 'warning'
          }).then(() => {
            var idList = []
            this.multipleSelection.forEach(item => {
              idList.push(item.id)
            })
            // 调用api
              return api.DeleteByIds(idList)
            }).then((response) => {
              this.fetchData()
              this.$message.success(response.message)
            })
  
        },
        //刷新题库信息
        reFresh(id){
            this.reFreshIcon = "el-icon-loading"
            this.reFreshDisabled = true
            api.reFresh(id).then(resp => {
                this.$message.success('刷新成功')
                this.reFreshIcon = "el-icon-refresh-right"
                this.reFreshDisabled = false
                this.fetchData(this.page)

            })
        },
        //刷新当前题目的总分
        getsumScore(){
            this.Elpaper.sumScore = this.Elpaper.radioCount * this.Elpaper.radioScore + this.Elpaper.multiCount * this.Elpaper.multiScore + this.Elpaper.judgeCount * this.Elpaper.judgeScore + this.Elpaper.saqCount * this.Elpaper.saqScore
        },
        //去试卷详情页
        goToDetailPaper(){
          this.$router.push('/exam/detailPaper?id='+this.Elpaper.id+'&name='+this.Elpaper.name);
        }
    }
  }
  </script>